Super Loud Bicycle Bell Universal Mountain Bike Horn with Burglar Alarm for Safety Fits Scooters Road Bikes Electric Bicycles Handlebar Mount

This universal bicycle horn combines a super-loud 120dB electronic horn with an integrated vibration-sensitive burglar alarm for enhanced rider safety and bike security. Designed to fit standard 22.2mm handlebars on mountain bikes, road bikes, scooters, and e-bikes, the compact weather-resistant unit mounts securely with the included silicone strap and Allen-key clamp. The horn delivers a piercing dual-tone alert audible in heavy traffic, while the alarm triggers a 113dB siren if unauthorized movement is detected. Powered by a built-in rechargeable lithium battery via USB-C, it offers up to 30 days of standby time per charge. IPX4 water resistance ensures reliable operation in rain and splashes.